com.datastax.driver.dse.graph.Edge Maven / Gradle / Ivy
/*
* Copyright (C) 2012-2016 DataStax Inc.
*
* This software can be used solely with DataStax Enterprise. Please consult the license at
* http://www.datastax.com/terms/datastax-dse-driver-license-terms
*/
package com.datastax.driver.dse.graph;
/**
* The representation of an edge in DSE Graph.
*/
public interface Edge extends Element {
/**
* Returns the identifier of this edge's incoming/head vertex.
*
* @return the vertex.
*/
GraphNode getInV();
/**
* Returns the label of this edge's incoming/head vertex.
*
* @return the label.
*/
String getInVLabel();
/**
* Returns the identifier of this edge's outgoing/tail vertex.
*
* @return the vertex.
*/
GraphNode getOutV();
/**
* Returns the label of this edge's outgoing/tail vertex.
*
* @return the label.
*/
String getOutVLabel();
}